TY - JOUR AU - A. N. Syrovatsky TI - On the Perturbation of Self-Adjoint Operators with Absolutely Continuous Spectrum JO - Žurnal matematičeskoj fiziki, analiza, geometrii PY - 2013 SP - 392 EP - 399 VL - 9 IS - 3 UR - http://geodesic.mathdoc.fr/item/JMAG_2013_9_3_a6/ LA - en ID - JMAG_2013_9_3_a6 ER -